Multiply by 15 Worksheet
The fast method (Ten and half again): Multiply by 10: 46 → 460. Halve that answer: half of 460 is 230. Add the two: 460 + 230 = 690.
NameDateTime takenScore ___ / 40
- 1.18 × 15 =
- 2.58 × 15 =
- 3.39 × 15 =
- 4.12 × 15 =
- 5.63 × 15 =
- 6.10 × 15 =
- 7.21 × 15 =
- 8.42 × 15 =
- 9.17 × 15 =
- 10.61 × 15 =
- 11.59 × 15 =
- 12.27 × 15 =
- 13.49 × 15 =
- 14.49 × 15 =
- 15.32 × 15 =
- 16.41 × 15 =
- 17.45 × 15 =
- 18.9 × 15 =
- 19.52 × 15 =
- 20.35 × 15 =
- 21.55 × 15 =
- 22.12 × 15 =
- 23.16 × 15 =
- 24.59 × 15 =
- 25.54 × 15 =
- 26.15 × 15 =
- 27.51 × 15 =
- 28.48 × 15 =
- 29.27 × 15 =
- 30.38 × 15 =
- 31.16 × 15 =
- 32.22 × 15 =
- 33.42 × 15 =
- 34.35 × 15 =
- 35.20 × 15 =
- 36.23 × 15 =
- 37.17 × 15 =
- 38.25 × 15 =
- 39.38 × 15 =
- 40.26 × 15 =
Answer key
- 270
- 870
- 585
- 180
- 945
- 150
- 315
- 630
- 255
- 915
- 885
- 405
- 735
- 735
- 480
- 615
- 675
- 135
- 780
- 525
- 825
- 180
- 240
- 885
- 810
- 225
- 765
- 720
- 405
- 570
- 240
- 330
- 630
- 525
- 300
- 345
- 255
- 375
- 570
- 390
Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths